import { Injectable, Logger } from '@nestjs/common';

@Injectable()
export class MirPayService {
  private readonly logger = new Logger(MirPayService.name);

  constructor() {
    // 初始化MIR支付配置
    // 实际实现需要MIR支付商户配置
  }

  /**
   * 创建MIR支付订单
   * @param amount 金额
   * @param description 描述
   * @returns 支付参数
   */
  async createOrder(amount: number, description: string): Promise<any> {
    this.logger.log(`Creating MIR Pay order for amount: ${amount}`);

    try {
      // 实际实现需要调用MIR支付接口
      // 这里返回模拟数据
      const order = {
        id: 'MIR' + Date.now(),
        amount: amount.toFixed(2),
        currency: 'RUB',
        description: description,
        paymentUrl: 'https://mirpay.ru/payment',
        status: 'created',
      };

      return order;
    } catch (error) {
      this.logger.error('Failed to create MIR Pay order', error);
      throw new Error('Failed to create MIR Pay order');
    }
  }

  /**
   * 查询订单状态
   * @param orderId 订单ID
   * @returns 订单状态
   */
  async queryOrder(orderId: string): Promise<any> {
    this.logger.log(`Querying MIR Pay order: ${orderId}`);

    try {
      // 实际实现需要调用MIR支付查询订单接口
      // 这里返回模拟数据
      return {
        status: 'paid', // created/paid/cancelled/failed
      };
    } catch (error) {
      this.logger.error(`Failed to query MIR Pay order: ${orderId}`, error);
      throw new Error('Failed to query MIR Pay order');
    }
  }
}
